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【判断题】
匀速圆周运动的加速度为常数。A.
正确
B.
错误
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【简答题】As a physician who travels quite a lot, I spend a lot of time on planes listening for that dreaded “Is there a doctor on board?” announcement. I’ve been 16 only once — for a woman who had merely faint...
【单选题】As a physician who travels quite a lot, I spend a lot of time on planes listening for that dreaded 'Is there a doctor un board?' announcement. I've been 【C1】______ only once—for a woman who had merely...
A.
called
B.
addressed
C.
informed
D.
surveyed
【单选题】As a physician who travels quite a lot, I spend a lot of time on planes listening for that dreaded 'Is there a doctor on board?' announcement. I've been【C1】______only once--for a woman who had merely ...
A.
called
B.
addressed
C.
informed
D.
surveyed
【单选题】What does 'I'd rather not spend a lot of money' imply?
A.
She prefers to spend money on something else.
B.
Tickets in downtown theaters are very expensive.
C.
People cannot help buying things if they go downtown.
D.
It would take a long drive to get there.
【简答题】You can never be a (competence) __________manager if you spend a lot of time on trifles.
【简答题】They spend a lot of time together because they ____________(有许多共同之处).
【简答题】电阻焊电极主要是用加入Cr、Cd、Be、Al、Zn、Mg等合金元素的___________________加工制作而成的。
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